iP or domain name lookup

ff.blavo.cn Server iP：

Current resolution：

domain resolution record：

2017-12-21-----2017-12-22 42.81.4.104

2017-12-21-----2017-12-21 117.25.139.223

2017-12-21-----2017-12-21 120.192.250.86

2017-12-21-----2017-12-21 27.221.30.46

2017-12-21-----2017-12-21 117.25.139.137

2017-12-21-----2017-12-21 117.25.139.136

2017-12-21-----2017-12-21 111.161.3.160

2017-12-21-----2017-12-21 120.192.249.124

2017-12-21-----2017-12-21 119.167.151.238

2017-12-21-----2017-12-21 171.111.154.211